Home / 3,491,446.32-4,818,386.52-1,963,643.76

Finding the Fourth Proportional to 3,491,446.32, 4,818,386.52 and 1,963,643.76

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Solution

The fourth proportional to 3,491,446.32, 4,818,386.52 and 1,963,643.76 is: 2,709,935.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,491,446.32 : 4,818,386.52 = 1,963,643.76 : x
  2. Step 2: Convert to fraction form
    3,491,446.32/4,818,386.52 = 1,963,643.76/x
  3. Step 3: Cross multiply
    3,491,446.32x = 4,818,386.52 × 1,963,643.76
  4. Step 4: Simplify right side
    3,491,446.32x = 9,461,594,623,266.12
  5. Step 5: Solve for x
    x = 9,461,594,623,266.12/3,491,446.32
  6. Step 6: Final answer
    x = 2,709,935.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.